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Phone Samsung SCH-A645 Samsung Galaxy S6 (GSM) Ericsson T66 Sony Xperia Pro BlackBerry Bold 9900
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 5.1" diag.
16 : 9
? 6.5" diag.
21 : 9
2.8" diag.
4 : 3
Display Resolution & Type 128 x 160 pixels
LCD (STN)
1440 x 2560 pixels
(~576 ppi)
AMOLED
? 1644 x 3840 pixels
(~643 ppi)
AMOLED
640 x 480 pixels
(~286 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz ? 60 Hz ?
Battery 1,000 mAh 2,550 mAh ? 4,000 mAh 1,230 mAh
Processor ? 2.1 GHz Samsung Exynos 7420 ? Qualcomm Snapdragon 865 1.2 GHz Qualcomm Snapdragon S2 MSM8255
RAM ? 3 GB ? 12 GB 768 MB
Storage ? raw hardware 32 GB * ? raw hardware 512 GB 8 GB
Main Camera - 16 megapixel - 12 megapixel 5 megapixel
Wide Camera - - - 12 megapixel -
Tele Camera - - - 12 megapixel -
Video Capture - 4K UHD - 4K UHD 720p HD
Front Camera - 5 megapixel - 8 megapixel -
Weight 3.2 oz
(91g)
4.87 oz
(138g)
2.08 oz
(59g)
7.94 oz
(225g)
4.59 oz
(130g)
Dimensions 3.54" x 1.79" x 0.94"
(90 x 45 x 23.9 mm)
5.65" x 2.78" x 0.27"
(143 x 71 x 6.8 mm)
3.62" x 1.61" x 0.69"
(92 x 41 x 17.5 mm)
6.7" x 3" x 0.4"
(170 x 76 x 10.2 mm)
4.53" x 2.6" x 0.41"
(115 x 66 x 10.5 mm)
Form Factor Clamshell Slab Slab Slab Slab
Platform / OS (proprietary) Android (proprietary) Android BlackBerry OS
Network Bands

CDMA: 850, 1900

AMPS: 850

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 29, 30

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

*

GSM: 900, 1800, 1900

5G: 2, 5, 66, 260, 261

4G LTE: 2, 4, 5, 7, 12, 13, 25, 26, 41, 48, 66

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

*

Data Technology 1xRTT LTE (Cat 6) - NR (5G) HSPA 14.4
Features 
Fingerprint Reader - Yes - Yes
stand-alone
-
Flashlight - Yes - Yes -
GPS / Location Yes n/a - n/a n/a
VR-ready - Yes - - -
Water-Resistant - - - Yes
IPX8 (SCUBA)
-
Accessibility
Adjustable Text Size - n/a - n/a n/a
Hearing Aid Compatible Yes
M3 (mostly compatible)
Yes
M3, T3 (mostly tele-coil compatible)
- Yes
M4, T4 (very tele-coil compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Multiple Languages Yes n/a Yes n/a n/a
TTY/TDD (Digital) Yes Yes - Yes Yes
Alerts
Extra Display Yes - - - -
Ringer Profiles - - Yes - Yes
Connectivity
Bluetooth - Yes - Yes Yes
Infrared (IR) - Yes - - -
MirrorLink - Yes - - -
NFC - Yes - Yes Yes
USB - Yes
Micro-USB
- Yes
USB Type C
Yes
Micro-USB
Wi-Fi - Yes
5 (802.11 a,ac,b,g,n)
- Yes
6 (802.11 a,ac,ax,b,g,n)
Yes
4 (802.11 a,b,g,n)
Contacts
Picture ID Yes n/a - n/a n/a
Ringer ID - n/a - n/a n/a
Voice Dialing Yes n/a - n/a n/a
Customization
Custom Graphics Yes n/a Yes n/a n/a
Custom Ringtones Yes n/a Yes n/a n/a
Real-Music Ringers - n/a - n/a n/a
Data & Network
Data Tethering - n/a - n/a n/a
Dual-SIM - - - Yes -
WAP / Web Browser Yes * n/a Yes n/a n/a
Input
Predictive Text Entry Yes n/a Yes n/a n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - - - - Yes
Touch Screen - Yes
Capacitive
- Yes
Capacitive
Yes
Capacitive
Memory
Memory Card Slot - - - Yes Yes
Messaging
Email Client - n/a - n/a n/a
EMS / Picture Messaging Yes n/a Yes n/a n/a
Instant Messaging - n/a - n/a n/a
MMS - n/a - n/a n/a
Text Messaging Templates Yes n/a Yes n/a n/a
Music
Headphone Jack (3.5mm) - Yes - Yes Yes
Music Player - n/a - n/a n/a
Stereo Speakers - - - Yes -
Photo & Video
DLNA - Yes - - -
Miracast - Yes - - -
TV Output - Yes - Yes -
Power
Fast Charging - Yes - Yes -
Wireless Charging - Yes - - -
Productivity
Alarm Yes n/a Yes n/a n/a
Calculator Yes n/a Yes n/a n/a
Calendar Yes n/a Yes n/a n/a
To-Do List Yes n/a Yes n/a n/a
Voice Memo Yes n/a - n/a n/a
Software
BREW Yes * n/a - n/a n/a
Games Yes * n/a Yes n/a n/a
Java (J2ME) - n/a - n/a n/a
Voice
HD Voice - Yes - Yes -
Headset Jack (2.5 mm) Yes n/a - n/a n/a
Speaker Phone Yes Yes - Yes Yes
  * Some versions only
  Samsung SCH-A645 Samsung Galaxy S6 (GSM) Ericsson T66 Sony Xperia Pro BlackBerry Bold 9900
  X > < X > < X > < X > < X

NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SCH-A645 Samsung Galaxy S6 (GSM) Ericsson T66 Sony Xperia Pro BlackBerry Bold 9900

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